Home / 692,579.20-1,039,063.20-337,604.80

Finding the Fourth Proportional to 692,579.20, 1,039,063.20 and 337,604.80

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Solution

The fourth proportional to 692,579.20, 1,039,063.20 and 337,604.80 is: 506,501.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,579.20 : 1,039,063.20 = 337,604.80 : x
  2. Step 2: Convert to fraction form
    692,579.20/1,039,063.20 = 337,604.80/x
  3. Step 3: Cross multiply
    692,579.20x = 1,039,063.20 × 337,604.80
  4. Step 4: Simplify right side
    692,579.20x = 350,792,723,823.36
  5. Step 5: Solve for x
    x = 350,792,723,823.36/692,579.20
  6. Step 6: Final answer
    x = 506,501.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.